How to Jump Higher: The Complete Science-Based Guide

Whether you’re a volleyball player chasing a higher spike, a basketball player looking to dunk, or an athlete wanting greater explosive power, increasing your vertical jump requires more than simply jumping repeatedly. Research over the past two decades has shown that the greatest improvements come from combining strength training, plyometrics, sound technique, adequate nutrition and sufficient recovery into a structured program.

This guide explains the science behind vertical jump performance and outlines the evidence-based methods athletes can use to maximise their jumping ability.

What Determines Your Vertical Jump?

A vertical jump is a measure of how effectively your body can generate force against the ground in a very short period of time. The height you achieve depends on several interacting factors rather than one single quality.

The most important include:

• Maximum lower-body strength
• Rate of force development (how quickly force is produced)
• Muscle power
• Tendon stiffness and elasticity
• Jump technique
• Neuromuscular coordination
• Fatigue and recovery status

Elite jumpers are not necessarily the strongest athletes in absolute terms. Instead, they are exceptionally efficient at converting strength into explosive movement.

Sports scientists often describe this using the force-velocity relationship. Heavy strength training improves your ability to produce large amounts of force, while explosive exercises improve the speed at which that force is generated. Both qualities contribute to higher jumps when trained appropriately (Cormie, McGuigan & Newton, 2011).

Why Strength Matters

Many athletes underestimate the importance of basic strength.

When you perform a vertical jump, your leg muscles—including the gluteus maximus, quadriceps, hamstrings and calves—must generate force rapidly against the ground. Athletes with greater relative strength (strength relative to body weight) generally produce higher jump heights because they can apply more force during take-off.

Exercises that consistently improve jumping performance include:

• Back squats
• Front squats
• Romanian deadlifts
• Split squats
• Trap bar deadlifts
• Bulgarian split squats

Rather than focusing exclusively on lifting heavy weights, athletes should progressively increase strength while maintaining excellent movement quality.

The Power of Plyometric Training

If strength is the engine, plyometric training teaches your body how to use that engine quickly.

Plyometrics involve explosive movements that train the stretch-shortening cycle—a natural mechanism where muscles and tendons rapidly store and release elastic energy.

Examples include:

• Countermovement jumps
• Box jumps
• Depth jumps
• Broad jumps
• Bounding
• Single-leg hops
• Pogo jumps

A landmark meta-analysis by Markovic and Newton reviewed dozens of studies and found that plyometric training consistently improves vertical jump performance in healthy individuals. Their findings demonstrated meaningful increases in jump height across athletes from a wide variety of sports.

The greatest improvements generally occur when plyometric exercises are performed two to three times per week alongside resistance training rather than replacing it.

Quality is more important than quantity. Every repetition should be explosive with complete recovery between sets.

Rate of Force Development

One of the biggest differences between elite and recreational athletes is how quickly they can produce force.

This quality is known as the rate of force development (RFD).

During a vertical jump, athletes have only a fraction of a second to generate maximum force before leaving the ground.

Heavy resistance training improves maximal force production.

Explosive movements improve RFD.

Olympic lifts such as cleans, hang cleans and high pulls can improve power output when performed correctly under qualified coaching, while jump squats and loaded countermovement jumps provide sport-specific power development.

The best training programs develop both qualities rather than choosing one or the other.

Technique Makes a Difference

Even strong athletes can lose several centimetres of jump height because of poor technique.

Research has shown that effective jumping technique includes:

• A rapid but controlled downward movement
• Full extension of the hips, knees and ankles
• Coordinated arm swing
• Stable landing mechanics
• Efficient transfer of force through the entire kinetic chain

Video analysis can help athletes identify technical errors that limit performance.

Small improvements in movement efficiency often produce immediate gains without any increase in strength.

Recovery Is Part of Training

Athletes improve between training sessions—not during them.

Every plyometric session creates microscopic muscle damage that stimulates adaptation. Without sufficient recovery, performance declines and injury risk increases.

Recovery should include:

• Seven to nine hours of sleep each night
• Adequate daily protein intake
• Sufficient carbohydrate to replenish muscle glycogen
• Hydration before, during and after exercise
• Planned recovery days

Monitoring fatigue is equally important. Persistently heavy legs, declining jump height and poor motivation may indicate inadequate recovery rather than insufficient training.

Nutrition Supports Performance

Training provides the stimulus.

Nutrition supports the adaptation.

Athletes seeking to maximise explosive performance should prioritise:

• Protein distributed evenly throughout the day
• Carbohydrate intake appropriate for training volume
• Healthy dietary fats
• Micronutrients including iron, calcium and vitamin D where required
• Adequate hydration

Although nutrition alone will not dramatically increase jump height, poor nutrition can significantly reduce training quality and recovery.

Supplements should complement—not replace—a balanced diet and evidence-based training program.

Measuring Progress

One mistake many athletes make is relying on how they “feel.”

Instead, measure performance objectively.

Useful methods include:

• Vertec testing
• Force plates
• Contact mats
• Smartphone jump analysis apps
• Consistent wall-touch testing

Testing every two to four weeks provides enough time for meaningful adaptation while allowing athletes to evaluate whether their program is effective.

Keeping a training diary that records strength numbers, jump height, sleep and recovery can help identify trends over time.

Putting It All Together

The strongest evidence suggests that no single exercise, supplement or training method will transform your vertical jump overnight.

Instead, the greatest improvements come from combining:

• Progressive strength training
• High-quality plyometric training
• Explosive power development
• Sound jump mechanics
• Appropriate recovery
• Consistent nutrition
• Regular performance testing

Athletes who follow a structured, evidence-based program over several months typically achieve substantially greater improvements than those who rely on random workouts or excessive jumping volume.

Improving your vertical jump is a long-term process, but with patience, intelligent programming and consistency, significant gains are achievable.

References

Cormie, P., McGuigan, M. R., & Newton, R. U. (2011). Developing maximal neuromuscular power: Part 1 – Biological basis of maximal power production. Sports Medicine, 41(1), 17–38.

Cormie, P., McGuigan, M. R., & Newton, R. U. (2011). Developing maximal neuromuscular power: Part 2 – Training considerations for improving maximal power production. Sports Medicine, 41(2), 125–146.

Markovic, G., & Newton, R. U. (2007). Does plyometric training improve vertical jump height? A meta-analytical review. British Journal of Sports Medicine, 41(6), 349–355. https://doi.org/10.1136/bjsm.2007.035113

Suchomel, T. J., Nimphius, S., & Stone, M. H. (2016). The importance of muscular strength in athletic performance. Sports Medicine, 46(10), 1419–1449.

Thomas, D. T., Erdman, K. A., & Burke, L. M. (2016). Position of the Academy of Nutrition and Dietetics, Dietitians of Canada, and the American College of Sports Medicine: Nutrition and athletic performance. Journal of the Academy of Nutrition and Dietetics, 116(3), 501–528.